0.8.38 Added waptupgrade WAPT package to create patches for wapt + bug fixes

r1134
restart service in background in waptupgrade package
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r1133
put revision in Version of waptupgrade package
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locked files catch in copytree2
add enable_replace_at_reboot for copytree2
create_setup.py : update waptupgrade WAPT package
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r1125
regression fix : duplicate in wapt-get doesn't use default_sources_root ini parameter
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r1124
bugfix in update_control for package entry filename
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r1123
prevents packaging if no private key is provided bugfix proposal fro for http://roundup.tranquil.it/wapt/issue51
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r1122
typo bug for PackageEntry.download_url
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r1119
Added waptupgrade WAPT package to create patches for wapt
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serve icons dir in windows waptserver.py